For sure. just use the file explorer
Press Back, File Explorer, go to the game choose the game by pressing X press the digital directional to left,, choose copy or cut will give information that was copied or cut. choose the place you want to put the game and again digital left and choose paste.

I'm Brazilian. Are you using internal storage to save? try to change where you save. Do not use the internal memory ade 4GB gives a lot of error of this type (Some lose all saves overnight).
try something on the subject at http://www.xboxrghbrasil.com/forum as well.